Cisco CCNP 300-510 Questions & Answers

• Question 181:

  Refer to the exhibit.

  

  Which tree does multicast traffic follow?

  A. shared tree

  B. MDT default

  C. source tree

  D. MDT voice

  Correct Answer: B

• Question 182:

  Refer to the exhibit.

  

  After you applied these configurations to routers R1 and R2, the two devices could not form a neighbor relationship. Which reason for the problem is the most likely?

  A. The two routers cannot authenticate with one another.

  B. The two routers have the same area ID.

  C. The two routers have the same network ID.

  D. The two routers have different IS-types.

  Correct Answer: C

  For those asking about the password, area authentication doesn't prevent neighboring to come up because it is carried only in LSP, CSNP and PSNP messages and not in IIH messages. https://www.cisco.com/c/en/us/support/docs/ip/ integrated- intermediate-system-to-intermediate-system-is-is/13792-isis-authent.html